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Finding the Fourth Proportional to 1,026.85, 1,541.64 and 566.26

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Solution

The fourth proportional to 1,026.85, 1,541.64 and 566.26 is: 850.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026.85 : 1,541.64 = 566.26 : x
  2. Step 2: Convert to fraction form
    1,026.85/1,541.64 = 566.26/x
  3. Step 3: Cross multiply
    1,026.85x = 1,541.64 × 566.26
  4. Step 4: Simplify right side
    1,026.85x = 872,969.07
  5. Step 5: Solve for x
    x = 872,969.07/1,026.85
  6. Step 6: Final answer
    x = 850.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.